George was the world's largest dog who weighed 233 pounds, stood at 43 inches tall from paw to shoulder, and ate 180 pounds of food a month.
7
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
There's a rare breed of pig that looks like a sheep.
14
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5